/// <summary>
/// Reads the settings for a specified tools version
/// </summary>
private Toolset ReadToolset
(
ToolsetPropertyDefinition toolsVersion,
PropertyDictionary <ProjectPropertyInstance> globalProperties,
PropertyDictionary <ProjectPropertyInstance> initialProperties,
bool accumulateProperties
)
{
// Initial properties is the set of properties we're going to use to expand property expressions like $(foo)
// in the values we read out of the registry or config file. We'll add to it as we pick up properties (including binpath)
// from the registry or config file, so that properties there can be referenced in values below them.
// After processing all the properties, we don't need initialProperties anymore.
string toolsPath = null;
string binPath = null;
PropertyDictionary <ProjectPropertyInstance> properties = new PropertyDictionary <ProjectPropertyInstance>();
IEnumerable <ToolsetPropertyDefinition> rawProperties = GetPropertyDefinitions(toolsVersion.Name);
Expander <ProjectPropertyInstance, ProjectItemInstance> expander = new Expander <ProjectPropertyInstance, ProjectItemInstance>(initialProperties, FileSystems.Default);
foreach (ToolsetPropertyDefinition property in rawProperties)
{
EvaluateAndSetProperty(property, properties, globalProperties, initialProperties, accumulateProperties, ref toolsPath, ref binPath, ref expander);
}
Dictionary <string, SubToolset> subToolsets = new Dictionary <string, SubToolset>(StringComparer.OrdinalIgnoreCase);
IEnumerable <string> subToolsetVersions = GetSubToolsetVersions(toolsVersion.Name);
foreach (string subToolsetVersion in subToolsetVersions)
{
string subToolsetToolsPath = null;
string subToolsetBinPath = null;
IEnumerable <ToolsetPropertyDefinition> rawSubToolsetProperties = GetSubToolsetPropertyDefinitions(toolsVersion.Name, subToolsetVersion);
PropertyDictionary <ProjectPropertyInstance> subToolsetProperties = new PropertyDictionary <ProjectPropertyInstance>();
// If we have a sub-toolset, any values defined here will override the toolset properties.
foreach (ToolsetPropertyDefinition property in rawSubToolsetProperties)
{
EvaluateAndSetProperty(property, subToolsetProperties, globalProperties, initialProperties, false /* do not ever accumulate sub-toolset properties */, ref subToolsetToolsPath, ref subToolsetBinPath, ref expander);
}
if (subToolsetToolsPath != null || subToolsetBinPath != null)
{
InvalidToolsetDefinitionException.Throw("MSBuildToolsPathNotSupportedInSubToolsets", toolsVersion.Name, toolsVersion.Source.LocationString, subToolsetVersion);
}
subToolsets[subToolsetVersion] = new SubToolset(subToolsetVersion, subToolsetProperties);
}
// All tools versions must specify a value for MSBuildToolsPath (or MSBuildBinPath)
if (String.IsNullOrEmpty(toolsPath) && String.IsNullOrEmpty(binPath))
{
return(null);
}
// If both MSBuildBinPath and MSBuildToolsPath are present, they must be the same
if (toolsPath != null && binPath != null && !toolsPath.Equals(binPath, StringComparison.OrdinalIgnoreCase))
{
InvalidToolsetDefinitionException.Throw("ConflictingValuesOfMSBuildToolsPath", toolsVersion.Name, toolsVersion.Source.LocationString);
}
AppendStandardProperties(properties, globalProperties, toolsVersion.Name, null, toolsPath);
Toolset toolset = null;
try
{
var importSearchPathsTable = GetProjectImportSearchPathsTable(toolsVersion.Name, NativeMethodsShared.GetOSNameForExtensionsPath());
toolset = new Toolset(toolsVersion.Name, toolsPath == null ? binPath : toolsPath, properties, _environmentProperties, globalProperties, subToolsets, MSBuildOverrideTasksPath, DefaultOverrideToolsVersion, importSearchPathsTable);
}
catch (ArgumentException e)
{
InvalidToolsetDefinitionException.Throw("ErrorCreatingToolset", toolsVersion.Name, e.Message);
}
return(toolset);
}
/// <summary>
/// Factory for deserialization.
/// </summary>
internal static SubToolset FactoryForDeserialization(ITranslator translator)
{
SubToolset subToolset = new SubToolset(translator);
return(subToolset);
}